4,4'-Dithiodibutyric acid

4,4'-二硫代二丁酸

Also known as: 3-Carboxypropyl disulfide, Bis(3-carboxypropyl) disulfide, 4,4'-Disulfanediyldibutanoic acid, 4,4'-Dithiobisbutanoic acid, 4,4'-Dithiobisbutyric acid, 4,4'-Dithiodi(n-butyric acid), 4-(3-Carboxypropyldisulfanyl)butanoic acid, gamma-Carboxypropyldisulfide, MFCD00004406

4,4'-Dithiodibutyric acid (CAS 2906-60-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H14O4S2 and a molecular weight of 238.32400 g/mol. It is also known as 3-Carboxypropyl disulfide, Bis(3-carboxypropyl) disulfide and 4,4'-Disulfanediyldibutanoic acid. Key properties include a melting point of 108-110 °C(lit.), a boiling point of 36/37/38, a density of 1.34g/cm3 and a flash point of 26-36. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2906-60-7
Jingsj CID
J-993180-0
Molecular Formula
C8H14O4S2
Chinese Name
4,4'-二硫代二丁酸
Molecular Weight
238.32400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point108-110 °C(lit.)
Boiling Point36/37/38
Density1.34g/cm3
Flash Point26-36

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4,4'-Dithiodibutyric acid?

The CAS number of 4,4'-Dithiodibutyric acid is 2906-60-7.

What are the molecular formula and molecular weight of 4,4'-Dithiodibutyric acid?

4,4'-Dithiodibutyric acid has molecular formula C8H14O4S2 and molecular weight 238.32400 g/mol.

Is 4,4'-Dithiodibutyric acid hazardous?

4,4'-Dithiodibutyric acid has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4,4'-Dithiodibutyric acid (CAS 2906-60-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-993180-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.